subject:"\[PATCH v3 22\/71\] ARC\: \[Review\] Prevent incorrect syscall restarts"

Re: [PATCH v3 22/71] ARC: [Review] Prevent incorrect syscall restarts

2013-01-27 Thread Vineet Gupta

Hi Al, On Thursday 24 January 2013 04:20 PM, Vineet Gupta wrote: > Per Al Viro's "signals for dummies" https://lkml.org/lkml/2012/12/6/366 > there are 3 golden rules for (not) restarting syscalls: > > " What we need to guarantee is > * restarts do not happen on signals caught in interrupts or

[PATCH v3 22/71] ARC: [Review] Prevent incorrect syscall restarts

2013-01-24 Thread Vineet Gupta

Per Al Viro's "signals for dummies" https://lkml.org/lkml/2012/12/6/366 there are 3 golden rules for (not) restarting syscalls: " What we need to guarantee is * restarts do not happen on signals caught in interrupts or exceptions * restarts do not happen on signals caught in sigreturn() * re